Page({

  data: {
    tempFilePaths: [],
    //以下为上传图片至云存储
    //images_fileID: [],
  },
  //选择图片
  ChooseImg: function () {
    let that = this;
    wx.chooseImage({
      count: 9, // 默认最多9张图片，可自行更改
      sizeType: ['original', 'compressed'], // 可以指定是原图还是压缩图，默认二者都有
      sourceType: ['album', 'camera'], // 可以指定来源是相册还是相机，默认二者都有
      success: res => {
        wx.showToast({
          title: '正在上传...',
          icon: 'loading',
          mask: true,
          duration: 1000
        })
        // 返回选定照片的本地文件路径列表，tempFilePath可以作为img标签的src属性显示图片
        let tempFilePath = res.tempFilePaths;
        that.setData({
          tempFilePaths: tempFilePath
        })
      }
    })
  },
  //预览图片
  PreviewImg: function (e) {
    let index = e.target.dataset.index;
    let that = this;
    console.log(that.data.tempFilePaths[index]);
    console.log(that.data.tempFilePaths);
    wx.previewImage({
      current: that.data.tempFilePaths[index],
      urls: that.data.tempFilePaths,
    })
  },
  //长按删除图片
  DeleteImg: function (e) {
    var that = this;
    var tempFilePaths = that.data.tempFilePaths;
    var index = e.currentTarget.dataset.index;//获取当前长按图片下标
    wx.showModal({
      title: '提示',
      content: '确定要删除此图片吗？',
      success: function (res) {
        if (res.confirm) {
          //console.log('点击确定了');
          tempFilePaths.splice(index, 1);
        } else if (res.cancel) {
          //console.log('点击取消了');
          return false;
        }
        that.setData({
          tempFilePaths
        });
      }
    })
  },
})